Math, asked by mohdyusuf768, 10 months ago

answer me plz Best answer marked by brainlist

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Answered by pancake16

1

Step-by-step explanation:

7. 1/√2+√3 * √2 - √3 / √2 -√3

=√2 - √ 3 / - 1

= √3 - √2

8. 6-4√2/ 6+4√2 * 6-4√2 / 6-4√2

= 36 +32 - 2*6*4√2 / 36 - 32

= 68 - 48 √2 / 4

= 17 / 12√2

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